Collections.reverse(list);
    return unsafeDelegateList(list);
  }

  public static <E> Builder<E> builder() {
    return new Builder<E>();
  }

  public static <E> Builder<E> builderWithExpectedSize(int expectedSize) {
    return new Builder<E>(expectedSize);
  }

  public static final class Builder<E> extends ImmutableCollection.Builder<E> {
    private final ArrayList<E> contents;

    return new RegularImmutableMap<>(entries);
  }

  public static <K, V> Builder<K, V> builder() {
    return new Builder<K, V>();
  }

  public static <K, V> Builder<K, V> builderWithExpectedSize(int expectedSize) {
    return new Builder<K, V>(expectedSize);
  }

  static <K, V> Entry<K, V> entryOf(K key, V value) {
    checkEntryNotNull(key, value);
    return Maps.immutableEntry(key, value);

   * from consumers of {@code ImmutableSortedSet}.
   *
   * @throws UnsupportedOperationException always
   * @deprecated Not supported by ImmutableSortedSet.
   */
  @DoNotCall("Use naturalOrder (which does not accept an expected size)")
  @Deprecated
  public static <E> ImmutableSortedSet.Builder<E> builderWithExpectedSize(int expectedSize) {

   * from consumers of {@code ImmutableSortedSet}.
   *
   * @throws UnsupportedOperationException always
   * @deprecated Not supported by ImmutableSortedSet.
   */
  @DoNotCall("Use naturalOrder (which does not accept an expected size)")
  @Deprecated
  public static <E> ImmutableSortedSet.Builder<E> builderWithExpectedSize(int expectedSize) {

   * but not exactly, the number of entries added to the builder.
   *
   * @since 23.1
   */
  public static <K, V> Builder<K, V> builderWithExpectedSize(int expectedSize) {
    checkNonnegative(expectedSize, "expectedSize");
    return new Builder<>(expectedSize);
  }

  /**

   * but not exactly, the number of elements added to the builder.
   *
   * @since 23.1
   */
  public static <E> Builder<E> builderWithExpectedSize(int expectedSize) {
    checkNonnegative(expectedSize, "expectedSize");
    return new ImmutableList.Builder<>(expectedSize);
  }

  /**

   * but not exactly, the number of distinct elements added to the builder.
   *
   * @since 23.1
   */
  public static <E> Builder<E> builderWithExpectedSize(int expectedSize) {
    checkNonnegative(expectedSize, "expectedSize");
    return new Builder<>(expectedSize);
  }

  /**
   * A builder for creating {@code ImmutableSet} instances. Example:
   *

   * but not exactly, the number of entries added to the builder.
   *
   * @since 23.1
   */
  public static <K, V> Builder<K, V> builderWithExpectedSize(int expectedSize) {
    checkNonnegative(expectedSize, "expectedSize");
    return new Builder<>(expectedSize);
  }

  /**

      ImmutableSet<Integer> unused = builder.build();
    }
  }

  @GwtIncompatible // Builder impl
  public void testPresizedBuilderDedups() {
    ImmutableSet.Builder<String> builder = ImmutableSet.builderWithExpectedSize(4);
    builder.add("a");
    assertEquals(1, builder.size);
    builder.add("a");
    assertEquals(1, builder.size);
    builder.add("b", "c", "d");
    assertEquals(4, builder.size);

   * but not exactly, the number of elements added to the builder.
   *
   * @since 23.1
   */
  public static <E> Builder<E> builderWithExpectedSize(int expectedSize) {
    checkNonnegative(expectedSize, "expectedSize");
    return new ImmutableList.Builder<>(expectedSize);
  }

  /**